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HTML entities represent special characters using named (&) or numeric (& or &) references. Required for characters that have special meaning in HTML (<, >, &, ") and for characters not easily typed.
Named: &name; Decimal: &#decimal; Hex: &#xHex; e.g., < = < = < = <Mathematical symbols (±, ×, ÷), currency (€, £, ¥), arrows (←, →, ↑), typography (—, –, …), Greek letters (α, β, γ), and special spaces ( ,  ,  ).
Updated: July 2026
Create an HTML entity quick-reference for mathematical operators and symbols.
→ Table: × = × = × = × etc.
Build a reference table of all currency symbol HTML entities.
→ € = € U+20AC; £ = £ U+00A3; ¥ = ¥ U+00A5
If text is already entity-encoded, encoding again produces double-encoded output. Check if input already contains entities before encoding. Decode first if unsure.
Only < > & " ' are defined in XML. Named entities like — require an HTML doctype or DTD. Use numeric entities (—) for maximum compatibility.
Generate a reference table of HTML character entities. Look up named, decimal, and hex encodings for symbols, accents, and special characters quickly. It applies the html entity encoding (Named: &name; Decimal: &#decimal; Hex: &#xHex; e.g., < = < = < = <). For example: generate a reference table of math symbols — Create an HTML entity quick-reference for mathematical operators and symbols.